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2010-02-18 11:10:00

If bad bacteria lurk in your system, chances are they will bump into the immune system's protective cells whose job is gobbling germs. The catch is that these do-gooders, known as macrophages, ingest and destroy only those infectious invaders that they can securely hook and reel in. Now, Hopkins scientists have shown that a healthy immune response depends on a protein called TRPV2 (pronounced trip-vee-two) which, they discovered, is the means by which macrophages capitalize on brief and...


Word of the Day
malpais
  • The ragged surface of a lava-flow.
'Malpais' translates from Spanish as 'bad land.'